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path: root/drivers/s390/cio/qdio.c
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Diffstat (limited to 'drivers/s390/cio/qdio.c')
-rw-r--r--drivers/s390/cio/qdio.c81
1 files changed, 48 insertions, 33 deletions
diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index 5c7001b5c7a1..035c77af9cd3 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -56,7 +56,7 @@
56#include "ioasm.h" 56#include "ioasm.h"
57#include "chsc.h" 57#include "chsc.h"
58 58
59#define VERSION_QDIO_C "$Revision: 1.113 $" 59#define VERSION_QDIO_C "$Revision: 1.114 $"
60 60
61/****************** MODULE PARAMETER VARIABLES ********************/ 61/****************** MODULE PARAMETER VARIABLES ********************/
62MODULE_AUTHOR("Utz Bacher <utz.bacher@de.ibm.com>"); 62MODULE_AUTHOR("Utz Bacher <utz.bacher@de.ibm.com>");
@@ -2066,21 +2066,22 @@ qdio_timeout_handler(struct ccw_device *cdev)
2066 2066
2067 switch (irq_ptr->state) { 2067 switch (irq_ptr->state) {
2068 case QDIO_IRQ_STATE_INACTIVE: 2068 case QDIO_IRQ_STATE_INACTIVE:
2069 QDIO_PRINT_ERR("establish queues on irq %04x: timed out\n", 2069 QDIO_PRINT_ERR("establish queues on irq 0.%x.%04x: timed out\n",
2070 irq_ptr->schid.sch_no); 2070 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
2071 QDIO_DBF_TEXT2(1,setup,"eq:timeo"); 2071 QDIO_DBF_TEXT2(1,setup,"eq:timeo");
2072 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR); 2072 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
2073 break; 2073 break;
2074 case QDIO_IRQ_STATE_CLEANUP: 2074 case QDIO_IRQ_STATE_CLEANUP:
2075 QDIO_PRINT_INFO("Did not get interrupt on cleanup, irq=0x%x.\n", 2075 QDIO_PRINT_INFO("Did not get interrupt on cleanup, "
2076 irq_ptr->schid.sch_no); 2076 "irq=0.%x.%x.\n",
2077 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
2077 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR); 2078 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
2078 break; 2079 break;
2079 case QDIO_IRQ_STATE_ESTABLISHED: 2080 case QDIO_IRQ_STATE_ESTABLISHED:
2080 case QDIO_IRQ_STATE_ACTIVE: 2081 case QDIO_IRQ_STATE_ACTIVE:
2081 /* I/O has been terminated by common I/O layer. */ 2082 /* I/O has been terminated by common I/O layer. */
2082 QDIO_PRINT_INFO("Queues on irq %04x killed by cio.\n", 2083 QDIO_PRINT_INFO("Queues on irq 0.%x.%04x killed by cio.\n",
2083 irq_ptr->schid.sch_no); 2084 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
2084 QDIO_DBF_TEXT2(1, trace, "cio:term"); 2085 QDIO_DBF_TEXT2(1, trace, "cio:term");
2085 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_STOPPED); 2086 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_STOPPED);
2086 if (get_device(&cdev->dev)) { 2087 if (get_device(&cdev->dev)) {
@@ -2273,7 +2274,9 @@ qdio_get_ssqd_information(struct qdio_irq *irq_ptr)
2273 unsigned char qdioac; 2274 unsigned char qdioac;
2274 struct { 2275 struct {
2275 struct chsc_header request; 2276 struct chsc_header request;
2276 u16 reserved1; 2277 u16 reserved1:10;
2278 u16 ssid:2;
2279 u16 fmt:4;
2277 u16 first_sch; 2280 u16 first_sch;
2278 u16 reserved2; 2281 u16 reserved2;
2279 u16 last_sch; 2282 u16 last_sch;
@@ -2318,12 +2321,13 @@ qdio_get_ssqd_information(struct qdio_irq *irq_ptr)
2318 }; 2321 };
2319 ssqd_area->first_sch = irq_ptr->schid.sch_no; 2322 ssqd_area->first_sch = irq_ptr->schid.sch_no;
2320 ssqd_area->last_sch = irq_ptr->schid.sch_no; 2323 ssqd_area->last_sch = irq_ptr->schid.sch_no;
2324 ssqd_area->ssid = irq_ptr->schid.ssid;
2321 result = chsc(ssqd_area); 2325 result = chsc(ssqd_area);
2322 2326
2323 if (result) { 2327 if (result) {
2324 QDIO_PRINT_WARN("CHSC returned cc %i. Using all " \ 2328 QDIO_PRINT_WARN("CHSC returned cc %i. Using all " \
2325 "SIGAs for sch x%x.\n", 2329 "SIGAs for sch 0.%x.%x.\n", result,
2326 result, irq_ptr->schid.sch_no); 2330 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
2327 qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY || 2331 qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY ||
2328 CHSC_FLAG_SIGA_OUTPUT_NECESSARY || 2332 CHSC_FLAG_SIGA_OUTPUT_NECESSARY ||
2329 CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */ 2333 CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */
@@ -2333,8 +2337,9 @@ qdio_get_ssqd_information(struct qdio_irq *irq_ptr)
2333 2337
2334 if (ssqd_area->response.code != QDIO_CHSC_RESPONSE_CODE_OK) { 2338 if (ssqd_area->response.code != QDIO_CHSC_RESPONSE_CODE_OK) {
2335 QDIO_PRINT_WARN("response upon checking SIGA needs " \ 2339 QDIO_PRINT_WARN("response upon checking SIGA needs " \
2336 "is 0x%x. Using all SIGAs for sch x%x.\n", 2340 "is 0x%x. Using all SIGAs for sch 0.%x.%x.\n",
2337 ssqd_area->response.code, irq_ptr->schid.sch_no); 2341 ssqd_area->response.code,
2342 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
2338 qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY || 2343 qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY ||
2339 CHSC_FLAG_SIGA_OUTPUT_NECESSARY || 2344 CHSC_FLAG_SIGA_OUTPUT_NECESSARY ||
2340 CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */ 2345 CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */
@@ -2344,8 +2349,9 @@ qdio_get_ssqd_information(struct qdio_irq *irq_ptr)
2344 if (!(ssqd_area->flags & CHSC_FLAG_QDIO_CAPABILITY) || 2349 if (!(ssqd_area->flags & CHSC_FLAG_QDIO_CAPABILITY) ||
2345 !(ssqd_area->flags & CHSC_FLAG_VALIDITY) || 2350 !(ssqd_area->flags & CHSC_FLAG_VALIDITY) ||
2346 (ssqd_area->sch != irq_ptr->schid.sch_no)) { 2351 (ssqd_area->sch != irq_ptr->schid.sch_no)) {
2347 QDIO_PRINT_WARN("huh? problems checking out sch x%x... " \ 2352 QDIO_PRINT_WARN("huh? problems checking out sch 0.%x.%x... " \
2348 "using all SIGAs.\n",irq_ptr->schid.sch_no); 2353 "using all SIGAs.\n",
2354 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
2349 qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY | 2355 qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY |
2350 CHSC_FLAG_SIGA_OUTPUT_NECESSARY | 2356 CHSC_FLAG_SIGA_OUTPUT_NECESSARY |
2351 CHSC_FLAG_SIGA_SYNC_NECESSARY; /* worst case */ 2357 CHSC_FLAG_SIGA_SYNC_NECESSARY; /* worst case */
@@ -2453,7 +2459,8 @@ tiqdio_set_subchannel_ind(struct qdio_irq *irq_ptr, int reset_to_zero)
2453 scssc_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); 2459 scssc_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
2454 if (!scssc_area) { 2460 if (!scssc_area) {
2455 QDIO_PRINT_WARN("No memory for setting indicators on " \ 2461 QDIO_PRINT_WARN("No memory for setting indicators on " \
2456 "subchannel x%x.\n", irq_ptr->schid.sch_no); 2462 "subchannel 0.%x.%x.\n",
2463 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
2457 return -ENOMEM; 2464 return -ENOMEM;
2458 } 2465 }
2459 scssc_area->request = (struct chsc_header) { 2466 scssc_area->request = (struct chsc_header) {
@@ -2479,8 +2486,9 @@ tiqdio_set_subchannel_ind(struct qdio_irq *irq_ptr, int reset_to_zero)
2479 2486
2480 result = chsc(scssc_area); 2487 result = chsc(scssc_area);
2481 if (result) { 2488 if (result) {
2482 QDIO_PRINT_WARN("could not set indicators on irq x%x, " \ 2489 QDIO_PRINT_WARN("could not set indicators on irq 0.%x.%x, " \
2483 "cc=%i.\n",irq_ptr->schid.sch_no,result); 2490 "cc=%i.\n",
2491 irq_ptr->schid.ssid, irq_ptr->schid.sch_no,result);
2484 result = -EIO; 2492 result = -EIO;
2485 goto out; 2493 goto out;
2486 } 2494 }
@@ -2536,7 +2544,8 @@ tiqdio_set_delay_target(struct qdio_irq *irq_ptr, unsigned long delay_target)
2536 scsscf_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); 2544 scsscf_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
2537 if (!scsscf_area) { 2545 if (!scsscf_area) {
2538 QDIO_PRINT_WARN("No memory for setting delay target on " \ 2546 QDIO_PRINT_WARN("No memory for setting delay target on " \
2539 "subchannel x%x.\n", irq_ptr->schid.sch_no); 2547 "subchannel 0.%x.%x.\n",
2548 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
2540 return -ENOMEM; 2549 return -ENOMEM;
2541 } 2550 }
2542 scsscf_area->request = (struct chsc_header) { 2551 scsscf_area->request = (struct chsc_header) {
@@ -2548,8 +2557,9 @@ tiqdio_set_delay_target(struct qdio_irq *irq_ptr, unsigned long delay_target)
2548 2557
2549 result=chsc(scsscf_area); 2558 result=chsc(scsscf_area);
2550 if (result) { 2559 if (result) {
2551 QDIO_PRINT_WARN("could not set delay target on irq x%x, " \ 2560 QDIO_PRINT_WARN("could not set delay target on irq 0.%x.%x, " \
2552 "cc=%i. Continuing.\n",irq_ptr->schid.sch_no, 2561 "cc=%i. Continuing.\n",
2562 irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
2553 result); 2563 result);
2554 result = -EIO; 2564 result = -EIO;
2555 goto out; 2565 goto out;
@@ -2870,8 +2880,9 @@ qdio_establish_irq_check_for_errors(struct ccw_device *cdev, int cstat,
2870 QDIO_DBF_HEX2(0,trace,&dstat,sizeof(int)); 2880 QDIO_DBF_HEX2(0,trace,&dstat,sizeof(int));
2871 QDIO_DBF_HEX2(0,trace,&cstat,sizeof(int)); 2881 QDIO_DBF_HEX2(0,trace,&cstat,sizeof(int));
2872 QDIO_PRINT_ERR("received check condition on establish " \ 2882 QDIO_PRINT_ERR("received check condition on establish " \
2873 "queues on irq 0x%x (cs=x%x, ds=x%x).\n", 2883 "queues on irq 0.%x.%x (cs=x%x, ds=x%x).\n",
2874 irq_ptr->schid.sch_no,cstat,dstat); 2884 irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
2885 cstat,dstat);
2875 qdio_set_state(irq_ptr,QDIO_IRQ_STATE_ERR); 2886 qdio_set_state(irq_ptr,QDIO_IRQ_STATE_ERR);
2876 } 2887 }
2877 2888
@@ -2879,9 +2890,10 @@ qdio_establish_irq_check_for_errors(struct ccw_device *cdev, int cstat,
2879 QDIO_DBF_TEXT2(1,setup,"eq:no de"); 2890 QDIO_DBF_TEXT2(1,setup,"eq:no de");
2880 QDIO_DBF_HEX2(0,setup,&dstat, sizeof(dstat)); 2891 QDIO_DBF_HEX2(0,setup,&dstat, sizeof(dstat));
2881 QDIO_DBF_HEX2(0,setup,&cstat, sizeof(cstat)); 2892 QDIO_DBF_HEX2(0,setup,&cstat, sizeof(cstat));
2882 QDIO_PRINT_ERR("establish queues on irq %04x: didn't get " 2893 QDIO_PRINT_ERR("establish queues on irq 0.%x.%04x: didn't get "
2883 "device end: dstat=%02x, cstat=%02x\n", 2894 "device end: dstat=%02x, cstat=%02x\n",
2884 irq_ptr->schid.sch_no, dstat, cstat); 2895 irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
2896 dstat, cstat);
2885 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR); 2897 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
2886 return 1; 2898 return 1;
2887 } 2899 }
@@ -2890,9 +2902,9 @@ qdio_establish_irq_check_for_errors(struct ccw_device *cdev, int cstat,
2890 QDIO_DBF_TEXT2(1,setup,"eq:badio"); 2902 QDIO_DBF_TEXT2(1,setup,"eq:badio");
2891 QDIO_DBF_HEX2(0,setup,&dstat, sizeof(dstat)); 2903 QDIO_DBF_HEX2(0,setup,&dstat, sizeof(dstat));
2892 QDIO_DBF_HEX2(0,setup,&cstat, sizeof(cstat)); 2904 QDIO_DBF_HEX2(0,setup,&cstat, sizeof(cstat));
2893 QDIO_PRINT_ERR("establish queues on irq %04x: got " 2905 QDIO_PRINT_ERR("establish queues on irq 0.%x.%04x: got "
2894 "the following devstat: dstat=%02x, " 2906 "the following devstat: dstat=%02x, "
2895 "cstat=%02x\n", 2907 "cstat=%02x\n", irq_ptr->schid.ssid,
2896 irq_ptr->schid.sch_no, dstat, cstat); 2908 irq_ptr->schid.sch_no, dstat, cstat);
2897 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR); 2909 qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
2898 return 1; 2910 return 1;
@@ -3041,7 +3053,8 @@ int qdio_fill_irq(struct qdio_initialize *init_data)
3041 QDIO_DBF_HEX1(0,setup,&irq_ptr->dev_st_chg_ind,sizeof(void*)); 3053 QDIO_DBF_HEX1(0,setup,&irq_ptr->dev_st_chg_ind,sizeof(void*));
3042 if (!irq_ptr->dev_st_chg_ind) { 3054 if (!irq_ptr->dev_st_chg_ind) {
3043 QDIO_PRINT_WARN("no indicator location available " \ 3055 QDIO_PRINT_WARN("no indicator location available " \
3044 "for irq 0x%x\n",irq_ptr->schid.sch_no); 3056 "for irq 0.%x.%x\n",
3057 irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
3045 qdio_release_irq_memory(irq_ptr); 3058 qdio_release_irq_memory(irq_ptr);
3046 return -ENOBUFS; 3059 return -ENOBUFS;
3047 } 3060 }
@@ -3198,9 +3211,10 @@ qdio_establish(struct qdio_initialize *init_data)
3198 sprintf(dbf_text,"eq:io%4x",result); 3211 sprintf(dbf_text,"eq:io%4x",result);
3199 QDIO_DBF_TEXT2(1,setup,dbf_text); 3212 QDIO_DBF_TEXT2(1,setup,dbf_text);
3200 } 3213 }
3201 QDIO_PRINT_WARN("establish queues on irq %04x: do_IO " \ 3214 QDIO_PRINT_WARN("establish queues on irq 0.%x.%04x: do_IO " \
3202 "returned %i, next try returned %i\n", 3215 "returned %i, next try returned %i\n",
3203 irq_ptr->schid.sch_no,result,result2); 3216 irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
3217 result, result2);
3204 result=result2; 3218 result=result2;
3205 if (result) 3219 if (result)
3206 ccw_device_set_timeout(cdev, 0); 3220 ccw_device_set_timeout(cdev, 0);
@@ -3298,9 +3312,10 @@ qdio_activate(struct ccw_device *cdev, int flags)
3298 sprintf(dbf_text,"aq:io%4x",result); 3312 sprintf(dbf_text,"aq:io%4x",result);
3299 QDIO_DBF_TEXT2(1,setup,dbf_text); 3313 QDIO_DBF_TEXT2(1,setup,dbf_text);
3300 } 3314 }
3301 QDIO_PRINT_WARN("activate queues on irq %04x: do_IO " \ 3315 QDIO_PRINT_WARN("activate queues on irq 0.%x.%04x: do_IO " \
3302 "returned %i, next try returned %i\n", 3316 "returned %i, next try returned %i\n",
3303 irq_ptr->schid.sch_no,result,result2); 3317 irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
3318 result, result2);
3304 result=result2; 3319 result=result2;
3305 } 3320 }
3306 3321